RE: [PATCH 3/5] scsi: megaraid_sas - throttle io if FW is busy

2007-02-16 Thread Patro, Sumant
; linux-kernel@vger.kernel.org; Kolli, Neela; Yang, Bo Subject: RE: [PATCH 3/5] scsi: megaraid_sas - throttle io if FW is busy On Thu, 2007-02-15 at 19:53 -0700, Patro, Sumant wrote: > Hello James, > > I re-submitted the patch yesterday with the "space" issue fixed &g

RE: [PATCH 3/5] scsi: megaraid_sas - throttle io if FW is busy

2007-02-16 Thread James Bottomley
On Thu, 2007-02-15 at 19:53 -0700, Patro, Sumant wrote: > Hello James, > > I re-submitted the patch yesterday with the "space" issue fixed > (adhering to coding guideline). > > I will check for alternative to calculate the time driver have > been sending host busy to OS. Will check

RE: [PATCH 3/5] scsi: megaraid_sas - throttle io if FW is busy

2007-02-16 Thread James Bottomley
On Thu, 2007-02-15 at 19:53 -0700, Patro, Sumant wrote: Hello James, I re-submitted the patch yesterday with the space issue fixed (adhering to coding guideline). I will check for alternative to calculate the time driver have been sending host busy to OS. Will check with

RE: [PATCH 3/5] scsi: megaraid_sas - throttle io if FW is busy

2007-02-16 Thread Patro, Sumant
; linux-kernel@vger.kernel.org; Kolli, Neela; Yang, Bo Subject: RE: [PATCH 3/5] scsi: megaraid_sas - throttle io if FW is busy On Thu, 2007-02-15 at 19:53 -0700, Patro, Sumant wrote: Hello James, I re-submitted the patch yesterday with the space issue fixed (adhering to coding guideline

RE: [PATCH 3/5] scsi: megaraid_sas - throttle io if FW is busy

2007-02-15 Thread Patro, Sumant
mailto:[EMAIL PROTECTED] Sent: Thursday, February 15, 2007 4:11 PM To: Patro, Sumant Cc: [EMAIL PROTECTED]; linux-scsi@vger.kernel.org; linux-kernel@vger.kernel.org; Kolli, Neela; Yang, Bo; Patro, Sumant Subject: Re: [PATCH 3/5] scsi: megaraid_sas - throttle io if FW is busy On Tue, 2007-02-06 at 1

Re: [PATCH 3/5] scsi: megaraid_sas - throttle io if FW is busy

2007-02-15 Thread James Bottomley
On Tue, 2007-02-06 at 14:11 -0800, Sumant Patro wrote: > Checks added in megasas_queue_command to know if FW is able to process > commands within timeout period. If number of retries is 2 or greater, > the driver stops sending cmd to FW. IO is resumed if pending cmd count > reduces to 16 or 5

Re: [PATCH 3/5] scsi: megaraid_sas - throttle io if FW is busy

2007-02-15 Thread James Bottomley
On Tue, 2007-02-06 at 14:11 -0800, Sumant Patro wrote: Checks added in megasas_queue_command to know if FW is able to process commands within timeout period. If number of retries is 2 or greater, the driver stops sending cmd to FW. IO is resumed if pending cmd count reduces to 16 or 5 seconds

RE: [PATCH 3/5] scsi: megaraid_sas - throttle io if FW is busy

2007-02-15 Thread Patro, Sumant
, February 15, 2007 4:11 PM To: Patro, Sumant Cc: [EMAIL PROTECTED]; linux-scsi@vger.kernel.org; linux-kernel@vger.kernel.org; Kolli, Neela; Yang, Bo; Patro, Sumant Subject: Re: [PATCH 3/5] scsi: megaraid_sas - throttle io if FW is busy On Tue, 2007-02-06 at 14:11 -0800, Sumant Patro wrote: Checks